31356426601241 has 4 divisors (see below), whose sum is σ = 35835916115712. Its totient is φ = 26876937086772.

The previous prime is 31356426601223. The next prime is 31356426601277. The reversal of 31356426601241 is 14210662465313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 31356426601241 - 2²² = 31356422406937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31356426601192 and 31356426601201.

It is not an unprimeable number, because it can be changed into a prime (31356426301241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2239744757225 + ... + 2239744757238.

It is an arithmetic number, because the mean of its divisors is an integer number (8958979028928).

Almost surely, 2^{31356426601241} is an apocalyptic number.

It is an amenable number.

31356426601241 is a deficient number, since it is larger than the sum of its proper divisors (4479489514471).

31356426601241 is an equidigital number, since it uses as much as digits as its factorization.

31356426601241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4479489514470.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 31356426601241 in words is "thirty-one trillion, three hundred fifty-six billion, four hundred twenty-six million, six hundred one thousand, two hundred forty-one".